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Who owns OTGAWhat OTGA owns — n/a

Who owns OTG Acquisition Corp. I?

Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.

Institutional ownership of OTGA from SEC Form 13F filings across 55 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.

As of the 2026-06-30 reporting period, 55 institutions disclosed 20.6M shares of OTG Acquisition Corp. I worth $208.3M — about 86.7% of shares outstanding; the largest disclosed holder is ADAGE CAPITAL PARTNERS GP, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.

55

13F holders

$208.3M

value, 2026 filers

86.7%

of shares outstanding (20.6M sh)

3

new positions (2026 filers)

Top institutional holders

ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of OTGA's shares outstanding

#ManagerSharesValue% of fund% of co.Δ shares QoQ
1ADAGE CAPITAL PARTNERS GP, L.L.C.1.8M$18.3M0.0%7.6%0.0%
2GLAZER CAPITAL, LLC1.6M$16.2M0.4%6.7%+54.4%
3Linden Advisors LP1.3M$12.7M0.1%5.3%0.0%
4ARISTEIA CAPITAL, L.L.C.1.2M$12.4M0.2%5.2%0.0%
5PICTON MAHONEY ASSET MANAGEMENT990,000$10.0M0.1%4.2%+1.5%
6Hudson Bay Capital Management LP753,500$7.7M0.0%3.2%0.0%
7Polar Asset Management Partners Inc.750,000$7.6M0.1%3.2%0.0%
8WOLVERINE ASSET MANAGEMENT LLC722,965$7.3M0.1%3%+12.0%
9TWO SIGMA INVESTMENTS, LP715,519$7.3M0.0%3%0.0%
10Magnetar Financial LLC650,000$6.6M0.1%2.7%0.0%
11Centiva Capital, LP624,700$6.3M0.1%2.6%+8.7%
12AQR Arbitrage LLC581,198$5.9M0.1%2.4%+1.3%
13Radcliffe Capital Management, L.P.550,000$5.6M0.4%2.3%0.0%
14Crossingbridge Advisors, LLC523,504$5.3M0.9%2.2%0.0%
15TENOR CAPITAL MANAGEMENT Co., L.P.500,000$5.1M0.1%2.1%0.0%
16MILLENNIUM MANAGEMENT LLC500,000$5.1M0.0%2.1%0.0%
17D. E. Shaw & Co., Inc.483,883$4.9M0.0%2%+1.0%
18MOORE CAPITAL MANAGEMENT, LP450,000$4.6M0.1%1.9%0.0%
19SONA ASSET MANAGEMENT (US) LLC438,894$4.5M0.1%1.8%0.0%
20Periscope Capital Inc.400,000$4.1M0.4%1.7%0.0%
21WHITEBOX ADVISORS LLC350,000$3.6M0.0%1.5%0.0%
22Westchester Capital Management, LLCNEW312,800$3.2M0.2%1.3%new
23Meteora Capital, LLC308,544$3.1M0.3%1.3%-76.8%
24Parallax Volatility Advisers, L.P.302,798$3.1M0.0%1.3%-18.6%
25K2 PRINCIPAL FUND, L.P.NEW300,000$3.0M0.2%1.3%new

Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.

EvidInvest is an independent research and information tool. Figures are calculated from public SEC filings and third-party market data and are provided for informational and educational purposes only. EvidInvest does not provide investment advice, brokerage, or financial services, and is not affiliated with any company it covers. Verify all figures against primary sources before making any decision.